CN110631106A - Reciprocating spiral self-suction type range hood - Google Patents
Reciprocating spiral self-suction type range hood Download PDFInfo
- Publication number
- CN110631106A CN110631106A CN201910983311.7A CN201910983311A CN110631106A CN 110631106 A CN110631106 A CN 110631106A CN 201910983311 A CN201910983311 A CN 201910983311A CN 110631106 A CN110631106 A CN 110631106A
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- China
- Prior art keywords
- wall
- fixed cylinder
- rotary drum
- rotary cylinder
- range hood
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010521 absorption reaction Methods 0.000 claims abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000006096 absorbing agent Substances 0.000 claims description 5
- 239000006233 lamp black Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 239000000779 smoke Substances 0.000 abstract description 6
- 238000010411 cooking Methods 0.000 abstract description 4
- 230000005389 magnetism Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a reciprocating spiral self-suction type range hood, which comprises a shell, wherein a corrugated pipe is arranged at the upper end of the shell, an antireflection film is arranged at the lower end of the shell, and an oil collecting cup is arranged in the middle of the antireflection film, and the reciprocating spiral self-suction type range hood is characterized in that: the utility model discloses a portable electronic device, including shell body, fixed cylinder, bellows upper wall, the shell body is inside to be equipped with oil absorption mechanism, oil absorption mechanism includes the fixed cylinder of fixed connection inside the shell body, the inside rotary drum that is equipped with of fixed cylinder, and the rotary drum both ends run through the upper and lower lateral wall of fixed cylinder, the rotary drum is close to the lateral wall of upper end and is connected with the rotation of fixed cylinder inner wall through first bearing, rotary drum upper wall and bellows intercommunication, rotary drum lower wall and external intercommunication, the rotary drum outer wall is. The invention can automatically absorb the oil smoke generated by cooking along with the temperature rise above the cooking range, does not need to be driven by an external circuit, greatly saves electric energy, does not need to be driven by a motor, does not generate great noise and is convenient for people to use.
Description
Technical Field
The invention relates to the technical field of kitchen electrical equipment, in particular to a reciprocating spiral self-suction range hood.
Background
The range hood is one of the indispensable equipment in the kitchen of people now, mainly is used for discharging the harmful oil smoke of people who produces when cooking in the kitchen to the outdoor, purifies the air in the kitchen, is of value to people's health.
At present, the lampblack absorber that people used all needs to consume a large amount of electric energy through external circuit, through motor drive, moreover, owing to be motor drive, so, the lampblack absorber all can produce very big noise when using, so, need design one kind from inhaling formula lampblack absorber and solve above problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a reciprocating spiral self-suction range hood.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a reciprocal spiral is from inhaling formula lampblack absorber, includes the shell body, the shell body upper end is equipped with the bellows, the shell body lower extreme is equipped with the antireflection coating, the antireflection coating middle part is equipped with oil collecting cup, its characterized in that: the utility model discloses a portable electronic device, including shell body, oil absorption mechanism, fixed cylinder, rotary drum, electromagnetic ring, fixed cylinder inner wall sliding connection, fixed cylinder, bellows intercommunication, rotary drum lower wall and external intercommunication, the rotary drum outer wall is equipped with the screw thread, rotary drum lateral wall threaded connection has an electromagnetic ring, electromagnetic ring lower wall electric connection has a first temperature control piece, electromagnetic ring and fixed cylinder inner wall sliding connection, the both sides wall that the fixed cylinder is close to the upper end all is connected with magnet through the pivot rotation, the fixed cylinder lateral wall is equipped with adjusts the chamber, it is equipped with steering mechanism to adjust intracavity portion, a plurality of rotary vanes of rotary drum inner wall fixedly connected with.
Preferably, steering mechanism includes the gear, the pivot rotates through the second bearing and pegs graft at the solid fixed cylinder inner wall, and the pivot extends to and adjusts the intracavity, the gear is located the lateral wall fixed connection who adjusts the intracavity with the pivot, it is equipped with the electromagnetism piece to adjust the chamber upper wall, electromagnetism piece upper wall electric connection has the second temperature control piece, second temperature control piece upper wall passes through spring and adjusts chamber upper wall elastic connection, electromagnetism piece lateral wall fixedly connected with and gear engagement's pinion rack, it is close to the lateral wall fixedly connected with of lower extreme and the iron plate that the electromagnetism piece corresponds to adjust the chamber, it is equipped with radiating fin to adjust the chamber and be close to the lateral wall of lower extreme.
Preferably, the side wall of the fixed cylinder close to the lower end is provided with two limiting grooves, two side walls of the electromagnetic ring are fixedly connected with limiting blocks, and the two limiting blocks are respectively positioned in the two limiting grooves.
The invention has the following beneficial effects:
1. compared with the prior art, when the device is used, the temperature above the stove rises, so that the first temperature control sheet and the second temperature control sheet generate current, the electromagnetic ring and the electromagnetic block generate magnetism and are matched with each other, the electromagnetic ring moves up and down to drive the rotating blades in the rotating drum to rotate and absorb oil smoke, the electromagnetic block drives the toothed plate to move up and down to drive the gear to rotate, further the magnet on the side wall of the rotating shaft is driven to rotate, the moving direction of the electromagnetic ring is changed, the electromagnetic ring moves up and down in a reciprocating manner to drive the rotating blades to rotate continuously, generally speaking, the device can automatically absorb the oil smoke generated by cooking along with the temperature above the stove, external circuits are not needed for driving, and electric energy is greatly saved;
2. compared with the prior art, the device drives the rotating blade to rotate through the up-and-down movement of the electromagnetic ring, does not need to be driven by a motor, does not generate great noise, and is convenient for people to use.
Drawings
FIG. 1 is a schematic structural view of a reciprocating spiral self-suction range hood according to the present invention;
FIG. 2 is a bottom view of a reciprocating spiral self-priming range hood;
FIG. 3 is an enlarged view of the structure at the position A of the reciprocating spiral self-suction range hood provided by the invention;
FIG. 4 is an enlarged view of the structure at the position B of the reciprocating spiral self-suction range hood provided by the invention;
FIG. 5 is a side view of the inside of an adjusting chamber of the reciprocating spiral self-priming range hood provided by the present invention;
fig. 6 is a schematic structural diagram of a rotary drum of the reciprocating spiral self-suction range hood provided by the invention.
In the figure: the temperature control device comprises a shell 1, an anti-reflection film 2, an oil collecting cup 3, a fixing barrel 4, a rotating drum 5, a rotating vane 6, a corrugated pipe 7, a first temperature control sheet 8, a limiting block 9, a limiting groove 10, an electromagnetic ring 11, a magnet 12, a rotating shaft 13, a gear 14, an iron block 15, a radiating fin 16, an electromagnetic block 17, a second temperature control sheet 18, a spring 19, a toothed plate 20 and an adjusting cavity 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, the reciprocating spiral self-suction range hood comprises an outer shell 1, wherein a corrugated pipe 7 is arranged at the upper end of the outer shell 1, an antireflection film 2 is arranged at the lower end of the outer shell 1, an oil collecting cup 3 is arranged in the middle of the antireflection film 2, and the oil collecting cup 3 can be detached.
An oil absorption mechanism is arranged inside the outer shell 1, the oil absorption mechanism comprises a fixed cylinder 4 fixedly connected inside the outer shell 1, a rotary cylinder 5 is arranged inside the fixed cylinder 4, two ends of the rotary cylinder 5 penetrate through the upper side wall and the lower side wall of the fixed cylinder 4, the outer shell 1, the fixed cylinder 4 and the rotary cylinder 5 are all made of materials with good heat conductivity, the heating time of a first temperature control sheet 8 and a second temperature control sheet 18 is reduced, the heating period is shortened, the rotating speed is accelerated, the side wall, close to the upper end, of the rotary cylinder 5 is rotatably connected with the inner wall of the fixed cylinder 4 through a first bearing, the upper wall of the rotary cylinder 5 is communicated with a corrugated pipe 7, the lower wall of the rotary cylinder 5 is communicated with the outside, the outer wall of the rotary cylinder 5 is provided with threads, the threads are similar to the reciprocating screw threads, the side wall of the rotary cylinder 5 is in threaded connection with an electromagnetic ring, the lower extreme is the S utmost point, electric magnetic ring 11 lower wall electric connection has first temperature control piece 8, first temperature control piece 8 can produce the electric current when ambient temperature reaches the critical value, electromagnetic ring 11 and the sliding connection of fixed cylinder 4 inner wall, prevent that electromagnetic ring 11 from rotating, fixed cylinder 4 is close to the lateral wall of lower extreme and is equipped with two spacing grooves 10, the equal fixedly connected with stopper 9 of electric magnetic ring 11 both sides wall, two stopper 9 are located two spacing grooves 10 respectively, the both sides wall that fixed cylinder 4 is close to the upper end all rotates through pivot 13 and is connected with magnet 12, when magnet 12 was initial condition, the upper end is the N utmost point, the lower extreme is the S utmost point, under normal temperature, magnet 12 is heteropolar with the relative magnetic pole of electromagnetic ring 11, fixed cylinder 4 lateral wall is equipped with regulation chamber 21, the inside steering mechanism that is equipped with of regulation chamber 21, the inner wall fixedly connected with.
According to the invention, the steering mechanism comprises a gear 14, a rotating shaft 13 is rotatably inserted into the inner wall of the fixed cylinder 4 through a second bearing, the rotating shaft 13 extends into an adjusting cavity 21, the gear 14 is fixedly connected with the side wall of the rotating shaft 13 in the adjusting cavity 21, the upper wall of the adjusting cavity 21 is provided with an electromagnetic block 17, the upper wall of the electromagnetic block 17 is electrically connected with a second temperature control sheet 18, the upper wall of the second temperature control sheet 18 is elastically connected with the upper wall of the adjusting cavity 21 through a spring 19, the side wall of the electromagnetic block 17 is fixedly connected with a toothed plate 20 meshed with the gear 14, the side wall of the adjusting cavity 21 close to the lower end is fixedly connected with an iron block 15 corresponding to the electromagnetic block 17, and the side wall of the adjusting cavity 21.
In the invention, when the device is not used, the temperature is lower than the critical value of the first temperature control sheet 8 and the second temperature control sheet 18, the device does not operate, when the device is used, along with the rise of the temperature, the temperature reaches the critical value of the first temperature control sheet 8 and the second temperature control sheet 18, the first temperature control sheet 8 generates current, the electromagnetic ring 11 generates magnetism, the electromagnetic ring 11 starts to move upwards under the attraction of the magnet 12, so as to drive the rotary drum 5 to rotate, further drive the rotary vanes 6 inside the rotary drum 5 to rotate, and start to absorb oil smoke, in the process that the electromagnetic ring 11 moves upwards, as the second temperature control sheet 18 generates current, the electromagnetic block 17 generates magnetism, the electromagnetic block 17 and the iron block 15 attract each other, the electromagnetic block 17 starts to move downwards, so as to drive the toothed plate 20 to move downwards, when the electric 11 moves to the position close to the magnet 12, the toothed plate 20 passes through the gear 14 to drive the gear 14 to rotate, so as to drive the magnet 12 to rotate through the, at this time, the magnetic poles of the magnet 12 opposite to the electromagnetic ring 11 are homopolar, the electromagnetic ring 11 starts to move downwards under the repulsive force, and continues to drive the rotary drum 5 to rotate, when the electromagnetic block 17 moves to a position close to the iron block 15, the heat dissipation fins 16 start to dissipate heat of the second temperature control sheet 18, the temperature of the second temperature control sheet 18 gradually recovers below a critical value, so that the magnetism of the electromagnetic block 17 disappears, the second temperature control sheet 18 moves upwards under the pulling force of the spring 19, when the electromagnetic ring 11 moves to a position close to the lower end, the toothed plate 20 passes upwards through the gear 14 again, drives the gear 14 to rotate, drives the magnet 12 to rotate again, the magnet 12 and the electromagnetic ring 11 attract each other at different poles, the electromagnetic ring 11 moves upwards, the second temperature control sheet 18 moves to the upper side and starts to be heated, and the above operations are repeated, so that the rotary vanes 6 in the rotary drum 5 continuously rotate and absorb oil smoke when.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The utility model provides a reciprocal spiral is from inhaling formula lampblack absorber, includes shell body (1), shell body (1) upper end is equipped with bellows (7), shell body (1) lower extreme is equipped with antireflection coating (2), antireflection coating (2) middle part is equipped with oil collecting cup (3), its characterized in that: the oil absorption mechanism is arranged inside the outer shell (1) and comprises a fixed cylinder (4) fixedly connected inside the outer shell (1), a rotary cylinder (5) is arranged inside the fixed cylinder (4), the upper side wall and the lower side wall of the fixed cylinder (4) are penetrated through the two ends of the rotary cylinder (5), the side wall, close to the upper end, of the rotary cylinder (5) is rotatably connected with the inner wall of the fixed cylinder (4) through a first bearing, the upper wall of the rotary cylinder (5) is communicated with a corrugated pipe (7), the lower wall of the rotary cylinder (5) is communicated with the outside, the outer wall of the rotary cylinder (5) is provided with threads, the side wall of the rotary cylinder (5) is in threaded connection with an electromagnetic ring (11), the lower wall of the electromagnetic ring (11) is electrically connected with a first temperature control sheet (8), the electromagnetic ring (11) is slidably connected with the inner wall of the fixed cylinder (4), and the two side, the side wall of the fixed cylinder (4) is provided with an adjusting cavity (21), a steering mechanism is arranged in the adjusting cavity (21), and the inner wall of the rotary cylinder (5) is fixedly connected with a plurality of rotary blades (6).
2. A reciprocating screw self-priming range hood according to claim 1, characterized in that: steering mechanism includes gear (14), pivot (13) rotate through the second bearing and peg graft at solid fixed cylinder (4) inner wall, and pivot (13) extend to in adjusting chamber (21), gear (14) and pivot (13) are located the lateral wall fixed connection who adjusts chamber (21), it is equipped with electromagnetic block (17) to adjust chamber (21) upper wall, electromagnetic block (17) upper wall electric connection has second temperature control piece (18), second temperature control piece (18) upper wall passes through spring (19) and adjusts chamber (21) upper wall elastic connection, electromagnetic block (17) lateral wall fixedly connected with and gear (14) meshed pinion rack (20), it is close to lateral wall fixedly connected with iron block (15) that correspond with electromagnetic block (17) of lower extreme to adjust chamber (21), it is equipped with radiating fin (16) to adjust chamber (21) near the lateral wall of lower extreme.
3. A reciprocating screw self-priming range hood according to claim 1, characterized in that: the side wall of the fixed cylinder (4) close to the lower end is provided with two limiting grooves (10), the two side walls of the electromagnetic ring (11) are fixedly connected with limiting blocks (9), and the two limiting blocks (9) are respectively positioned in the two limiting grooves (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910983311.7A CN110631106B (en) | 2019-10-16 | 2019-10-16 | Reciprocating spiral self-suction type range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910983311.7A CN110631106B (en) | 2019-10-16 | 2019-10-16 | Reciprocating spiral self-suction type range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110631106A true CN110631106A (en) | 2019-12-31 |
| CN110631106B CN110631106B (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910983311.7A Active CN110631106B (en) | 2019-10-16 | 2019-10-16 | Reciprocating spiral self-suction type range hood |
Country Status (1)
| Country | Link |
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| CN (1) | CN110631106B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115990589A (en) * | 2023-03-22 | 2023-04-21 | 深圳市华芯邦科技有限公司 | Multi-angle chip cleaning device and cleaning method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1576724A (en) * | 2003-07-28 | 2005-02-09 | 张志远 | Magnetic suspension drum rotor type full automatic kitchen ventilator |
| EP1757864A2 (en) * | 2005-08-22 | 2007-02-28 | LG Electronics Inc. | Exhaust hood |
| US20070119448A1 (en) * | 2002-04-12 | 2007-05-31 | Peter Yeung | Range hood cleaning assembly |
| WO2010129651A2 (en) * | 2009-05-05 | 2010-11-11 | Spinfry, Inc. | Cooking device |
| CN102062428A (en) * | 2010-12-10 | 2011-05-18 | 宁波检验检疫科学技术研究院 | Fan blade-free type range hood |
| CN103807207A (en) * | 2012-11-05 | 2014-05-21 | 王军 | Inductive hollow spiral pushing device |
| CN207006301U (en) * | 2017-06-27 | 2018-02-13 | 绍兴市金帝电器有限公司 | Lampblack absorber high efficiency self suction device |
| CN108469050A (en) * | 2018-06-11 | 2018-08-31 | 张登柏 | A kind of self-priming kitchen ventilator |
| CN109756149A (en) * | 2019-03-23 | 2019-05-14 | 内蒙古科技大学 | A kind of ultra-magnetic telescopic actuation means |
-
2019
- 2019-10-16 CN CN201910983311.7A patent/CN110631106B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070119448A1 (en) * | 2002-04-12 | 2007-05-31 | Peter Yeung | Range hood cleaning assembly |
| CN1576724A (en) * | 2003-07-28 | 2005-02-09 | 张志远 | Magnetic suspension drum rotor type full automatic kitchen ventilator |
| EP1757864A2 (en) * | 2005-08-22 | 2007-02-28 | LG Electronics Inc. | Exhaust hood |
| WO2010129651A2 (en) * | 2009-05-05 | 2010-11-11 | Spinfry, Inc. | Cooking device |
| CN102062428A (en) * | 2010-12-10 | 2011-05-18 | 宁波检验检疫科学技术研究院 | Fan blade-free type range hood |
| CN103807207A (en) * | 2012-11-05 | 2014-05-21 | 王军 | Inductive hollow spiral pushing device |
| CN207006301U (en) * | 2017-06-27 | 2018-02-13 | 绍兴市金帝电器有限公司 | Lampblack absorber high efficiency self suction device |
| CN108469050A (en) * | 2018-06-11 | 2018-08-31 | 张登柏 | A kind of self-priming kitchen ventilator |
| CN109756149A (en) * | 2019-03-23 | 2019-05-14 | 内蒙古科技大学 | A kind of ultra-magnetic telescopic actuation means |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115990589A (en) * | 2023-03-22 | 2023-04-21 | 深圳市华芯邦科技有限公司 | Multi-angle chip cleaning device and cleaning method |
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| Publication number | Publication date |
|---|---|
| CN110631106B (en) | 2021-04-27 |
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Effective date of registration: 20210408 Address after: 313201 no.283, Huanbei Road, Xinshi Town, Deqing County, Huzhou City, Zhejiang Province Applicant after: Huzhou Lizhuo mechanical equipment technology development Co.,Ltd. Address before: 361008 room 104, 133 Hongwen Yili, Siming District, Xiamen City, Fujian Province Applicant before: Zeng Yinyin |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A reciprocating screw self-priming range hood Effective date of registration: 20210930 Granted publication date: 20210427 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Huzhou Xinshi small and micro enterprise franchise sub branch Pledgor: Huzhou Lizhuo mechanical equipment technology development Co.,Ltd. Registration number: Y2021330001817 |
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Date of cancellation: 20230223 Granted publication date: 20210427 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Huzhou Xinshi small and micro enterprise franchise sub branch Pledgor: Huzhou Lizhuo mechanical equipment technology development Co.,Ltd. Registration number: Y2021330001817 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20191231 Assignee: Deqing Haijie Packaging Co.,Ltd. Assignor: Huzhou Lizhuo mechanical equipment technology development Co.,Ltd. Contract record no.: X2024980007979 Denomination of invention: A reciprocating spiral self-priming range hood Granted publication date: 20210427 License type: Common License Record date: 20240625 Application publication date: 20191231 Assignee: Deqing Chengda metal materials Co.,Ltd. Assignor: Huzhou Lizhuo mechanical equipment technology development Co.,Ltd. Contract record no.: X2024980007972 Denomination of invention: A reciprocating spiral self-priming range hood Granted publication date: 20210427 License type: Common License Record date: 20240625 Application publication date: 20191231 Assignee: Huzhou Ruixun Electromechanical Equipment Co.,Ltd. Assignor: Huzhou Lizhuo mechanical equipment technology development Co.,Ltd. Contract record no.: X2024980007955 Denomination of invention: A reciprocating spiral self-priming range hood Granted publication date: 20210427 License type: Common License Record date: 20240625 Application publication date: 20191231 Assignee: Huzhou langpei Intelligent Technology Co.,Ltd. Assignor: Huzhou Lizhuo mechanical equipment technology development Co.,Ltd. Contract record no.: X2024980007983 Denomination of invention: A reciprocating spiral self-priming range hood Granted publication date: 20210427 License type: Common License Record date: 20240625 |
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